Company lists · Data refreshed November 2026

Top 25 Campaign management service providers worldwide

Name: Campaign management service providers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 69,683 companies tracked

RevenueBase identified 69,683 company matches for campaign management service providers worldwide as of November 2026 and tracks 516,773 professional contacts across them, including 113,784 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for campaign management service providers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for campaign management service providers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

69,683Companies

516,773Contacts tracked

113,784Verified emails

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The 25 largest campaign management service providers worldwide

Ranked by team size

Top 25 of 69,683 company matches for campaign management service providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Zenith	Exact match	London, IL, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	4,405 contacts →
	Exact match “Zenith is the ROI Agency.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	IPG Mediabrands	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	10001+	4,396 contacts →
	Exact match “IPG Mediabrands is the media and marketing solutions division of Interpublic Group (NYSE: IPG).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	PHD	Exact match	Bankside, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	4,197 contacts →
	Exact match “Welcome to PHD.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	OTHER	Exact match	Toronto, FL, CanadaHQ recorded Nov 6, 2026	n/a	3,078 contacts →
	Exact match “Other.™ is a modern integrated media agency built for marketers who need more from their agency partner.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Horizon Media	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,506 contacts →
	Exact match “Horizon Media is a leader in driving business-based outcomes for marketers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Omnicom Media Group	Exact match	New York, United StatesHQ recorded Nov 6, 2026	10001+	2,447 contacts →
	Exact match “Omnicom Media Group (OMG), the media services division of Omnicom Group Inc, delivers transformational experiences for consumers, clients, and talent.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Kinesso	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,407 contacts →
	Exact match “KINESSO is the technology-driven performance marketing agency within Omnicom Media that provides actionable growth for both agency partners and clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Iprospect	Exact match	London, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	2,360 contacts →
	Exact match “iProspect, a dentsu company, is a leading global digital-first media agency.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Marketing Werks	Exact match	Chicago, IL, United StatesHQ recorded Nov 6, 2026	n/a	2,265 contacts →
	Exact match “Marketing Werks has become Product Connections, a fully integrated engagement agency specializing in omnichannel solutions that build relationships between brands and consumers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Marketizon	Exact match	London, United KingdomHQ recorded Nov 6, 2026	n/a	1,989 contacts →
	Exact match “Marketizon is the leader in developing innovative, multi-channel marketing technologies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Stackadapt	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	1,833 contacts →
	Exact match “StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Schbang	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	1,606 contacts →
	Exact match “Schbang is a Creative, Media & Technology Transformation Company founded in 2015 by Harshil Karia & , Sohil Karia.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	TBC	Exact match	Baltimore, MD, United StatesHQ recorded Nov 6, 2026	n/a	1,328 contacts →
	Exact match “TBC is an independently owned, full-service branding, advertising and strategic communications agency with headquarters in Baltimore, Maryland, USA.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	APS Group	Exact match	Stockport, United KingdomHQ recorded Nov 6, 2026	501-1,000	1,303 contacts →
	Exact match “We’ve been delivering marketing and communications since 1961.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Hearts & Science	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,278 contacts →
	Exact match “Hearts & Science, an Omnicom Media Group agency, transforms data signals into meaningful connections between brands and consumers that drive exponential growth.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Tinuiti	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,260 contacts →
	Exact match “Tinuiti is a media agency that not only builds brands, but architects business outcomes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Brainlabs	Exact match	New York, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,066 contacts →
	Exact match “Brainlabs is an independent, AI-native media agency built to grow client revenue and prove the impact of every dollar spent on media.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Brasil Monks	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	1,001-5,000	1,047 contacts →
	Exact match “Monks is the global, data-driven, digital-native operating brand of S4 Capital plc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	IVE Group	Exact match	Sydney, AustraliaHQ recorded Nov 6, 2026	1,001-5,000	933 contacts →
	Exact match “IVE Group is Australia’s largest diversified marketing company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Smartly	Exact match	Helsinki, FinlandHQ recorded Nov 6, 2026	501-1,000	922 contacts →
	Exact match “Smartly is the AI-powered advertising technology company transforming ad experiences for brands and their consumers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Logical Position	Exact match	Lake Oswego, NC, United StatesHQ recorded Nov 6, 2026	501-1,000	907 contacts →
	Exact match “Logical Position (LP) is an Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	NP Digital	Exact match	San Diego, United StatesHQ recorded Nov 6, 2026	1,001-5,000	897 contacts →
	Exact match “Neil Patel has been recognized by the Wall Street Journal, Forbes, and the United Nations, to name a few, as one of the most influential and successful marketers and entrepreneurs…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Mediaplus Group	Exact match	Munich, GermanyHQ recorded Nov 6, 2026	1,001-5,000	872 contacts →
	Exact match “Mediaplus is one of Europe’s largest independent, partner-owned media agencies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	SEO Discovery Private Limited	Exact match	Mohali, IndiaHQ recorded Nov 6, 2026	201-500	802 contacts →
	Exact match “SEO Discovery is a global leader in next-generation digital marketing services, solutions, and consulting.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Interactive Avenues	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	501-1,000	785 contacts →
	Exact match “Interactive Avenues is India’s leading full-service digital marketing company with offices in Mumbai (headquarters), Gurugram, Bengaluru, Chennai and Kolkata.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “campaign management service providers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 69,683 campaign management service providers worldwide

See the full list, filter by size, metro and specialty, and access 113,784 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Campaign management service providers worldwide at a glance

As of Nov 6, 2026

22.0%Verified-email coverage

7.4Average contacts per company

1-10Median size (employees)

1.8%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

46,967

11-50

18,776

51-200

2,897

201-500

568

501-1,000

150

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for campaign management service providers are linked below.
What qualifies: Company records worldwide whose business descriptions match “campaign management service providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 113,784 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Campaign management service providers by location

294 lists · largest first

Every Campaign management service providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “campaign management service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many campaign management service providers are there worldwide?

RevenueBase identified 69,683 company matches for campaign management service providers worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Zenith tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most campaign management service providers?

The United States leads with 14,067 companies, followed by India (8,243) and Brazil (3,948). Every campaign management service providers list by country and city is linked on this page.

Which city has the most campaign management service providers?

London leads with 1243 company records, followed by Sao Paulo (871) and Dubai (756).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 113,784 professional contacts with verified work emails tracked across these 69,683 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.